Quadrol
乙二胺
🗣️ 情景例句
You fold the fliers.
你来摺传单。
Christmas falls on a Friday this year.
今年的圣诞节是星期五。
but ever since he moved in, he has had trouble with cars and their owners.
但自从搬进去后，就和汽车及车主们发生了磨擦。